The software spec looks pretty formidable but as far as psych goes I used to be fairly well up on the #QualitativeResearch literature, especially #Ethology / #Ethography and observational methods, back when a few of us were just beginning to develop software for that.
Here's a sample from a funded research project I applied one of my programs to.
Exploratory Qualitative Analysis of Sequential Observation Data
• https://oeis.org/wiki/User:Jon_Awbrey/Exploratory_Qualitative_Analysis_of_Sequential_Observation_Data